Theory of Structures The maximum deflection of a simply supported beam of span L, carrying an isolated load at the centre of the span; flexural rigidity being EI, is WL3/8EL WL3/24EL WL3/3EL WL3/48EL WL3/8EL WL3/24EL WL3/3EL WL3/48EL ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The load on a spring per unit deflection, is called Proof stress Proof load Stiffness Proof resilience Proof stress Proof load Stiffness Proof resilience ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A truss containing j joints and m members, will be a simple truss if m = 3j – 2 m = 2j – 3 j = 3m – 2 j = 2m – 3 m = 3j – 2 m = 2j – 3 j = 3m – 2 j = 2m – 3 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures The ratio of maximum and average shear stresses on a rectangular section, is 1 2.5 1.5 1.25 1 2.5 1.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures A steel bar 5 m × 50 mm is loaded with 250,000 N. If the modulus of elasticity of the material is 0.2 MN/mm² and Poisson’s ratio is 0.25, the change in the volume of the bar is: 3.125 cm³ 1.125 cm³ 4.125 cm² 2.125 cm³ 3.125 cm³ 1.125 cm³ 4.125 cm² 2.125 cm³ ANSWER DOWNLOAD EXAMIANS APP
Theory of Structures If a solid shaft (diameter 20 cm, length 400 cm, N = 0.8 × 105 N/mm²) when subjected to a twisting moment, produces maximum shear stress of 50 N/mm 2, the angle of twist in radians, is 0.0025 0.003 0.001 0.002 0.0025 0.003 0.001 0.002 ANSWER DOWNLOAD EXAMIANS APP